Acetoacetic acid isoamyl ester
- CAS NO.：2308-18-1
- Empirical Formula: C9H16O3
- Molecular Weight: 172.22
- MDL number: MFCD00059355
- EINECS: 218-991-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:52:45
What is Acetoacetic acid isoamyl ester?
Description
Isoamyl acetoacetate has an ethereal, sweet, winey odor and a green-apple flavor. May be prepared by transesterification of ethyl acetylacetate with isoamyl alcohol in the presence of sodium.
Chemical properties
Colorless Iiauid. almost insoluble in water, soluble in alcohol, flavor materials. Isoamyl acetoacetate has an ethereal, sweet, winy odor; green-apple flavor.
The Uses of Acetoacetic acid isoamyl ester
ACETOACETIC ACID ISOAMYL ESTER is a synthetic flavoring agent that is a stable, colorless liquid of light green leaf-fruity odor. It should be stored in glass or tin containers. It is used in currant and berry flavors for applications in beverages, candy, and ice cream at 5–15 ppm.
Preparation
By transesterification of ethyl acetylacetate with isoamyl alcohol in the presence of sodium.
Definition
ChEBI: 3-Methylbutyl 3-oxobutanoate is an oxo carboxylic acid.
Properties of Acetoacetic acid isoamyl ester
| Boiling point: | 218°C |
| Density | 0,97 g/cm3 |
| refractive index | n20/D 1.429(lit.) |
| FEMA | 3551 | ISOAMYL ACETOACETATE |
| Flash point: | 101°C |
| storage temp. | Refrigerator, under inert atmosphere |
| solubility | Chloroform (Slightly), DMSO (Slightly) |
| form | Oil |
| pka | 10.67±0.46(Predicted) |
| color | Colourless |
| Odor | at 100.00 %. ethereal sweet wine green fermented |
| JECFA Number | 598 |
Safety information for Acetoacetic acid isoamyl ester
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. |
Computed Descriptors for Acetoacetic acid isoamyl ester
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